Home / 89,792.16-134,675.28-27,445.92

Finding the Fourth Proportional to 89,792.16, 134,675.28 and 27,445.92

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Solution

The fourth proportional to 89,792.16, 134,675.28 and 27,445.92 is: 41,164.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,792.16 : 134,675.28 = 27,445.92 : x
  2. Step 2: Convert to fraction form
    89,792.16/134,675.28 = 27,445.92/x
  3. Step 3: Cross multiply
    89,792.16x = 134,675.28 × 27,445.92
  4. Step 4: Simplify right side
    89,792.16x = 3,696,286,960.86
  5. Step 5: Solve for x
    x = 3,696,286,960.86/89,792.16
  6. Step 6: Final answer
    x = 41,164.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.